122011120219 has 2 divisors, whose sum is σ = 122011120220. Its totient is φ = 122011120218.

The previous prime is 122011120211. The next prime is 122011120313. The reversal of 122011120219 is 912021110221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122011120219 - 2³ = 122011120211 is a prime.

It is a super-2 number, since 2×122011120219² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122011120219.

It is not a weakly prime, because it can be changed into another prime (122011120211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61005560109 + 61005560110.

It is an arithmetic number, because the mean of its divisors is an integer number (61005560110).

Almost surely, 2^122011120219 is an apocalyptic number.

122011120219 is a deficient number, since it is larger than the sum of its proper divisors (1).

122011120219 is an equidigital number, since it uses as much as digits as its factorization.

122011120219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 122011120219 in words is "one hundred twenty-two billion, eleven million, one hundred twenty thousand, two hundred nineteen".